The X-Men are going to play a big role in Avengers: Doomsday. We know that because a bunch of them, including Patrick Stewart and Ian McKellen, are confirmed for the gigantic MCU crossover. Their presence is fueling a lot of theorizing, and some fans think they may have spotted the Avengers vs. X-Men logo.

Endgame." Many fans are wondering when is the next Marvel Cinematic Universe film and who's retuning to the Avengers? This week, Marvel unveiled the star-studded cast of "Avengers: Doomsday" during a livestream event with each actor being revealed one at a time with a glimpse at the back of their director's chair.

Men" films, including Patrick Stewart's Professor X and Ian McKellen's Magneto, were also confirmed as members of Disney's "Doomsday" cast. Fans can also expect appearances from stars of upcoming Marvel films,